RN
Robert H Niehaus (Director) filed 2 Form 4 reports in the past 24 months (2 purchases, 0 sales), most often in Iridium Communications Inc. (IRDM). Across 2 priced purchase filings, the average 21-session return was +0.4% from execution and -4.6% from disclosure (delay-adjusted; derived). The largest single filing was $559K of ZETA (30,000 sh × $18.62, as filed), executed Nov 18 2024. Data as of Nov 8 2026.
Add to watchlistReturn, ttmiAverage return per filing, trailing twelve months
+0.4%
avg across 2 priced filings
Delay-adjustediThe same average, entered at disclosure dates
-4.6%
same 2 filings, from disclosure
Filings, ttm
2
2 buys · 0 sells
Median delay
1d
execution → disclosure
Volume, ttmiDollar value disclosed in the trailing twelve months
$525K
shares × price, as filed
Last traded
Oct 28 2025
Filed Oct 29 2025
Median ADV $113.5M across their filed names
Open performance→Volume by month
Buys $525K
Sells $0
Shares × price, as filed · by filing month · past 24 months
Sectors filed on
Communication Services
1 filing
Not on file
1 filing
Sector per market data · by filing · past 24 months
Most traded names
IRDM
Iridium Communications Inc.
IRDM · 1 buy · 0 sells
1 filing
ZETA
ZETA
1 buy · 0 sells
1 filing
Recent filings
IRDMPURCHASE
Iridium Communications Inc.
View filing →
$525K30,000 sh × $17.49
Exec Oct 28 2025
Filed Oct 29 2025 · 4:57 PM ET ZETAPURCHASE Zeta Global Holdings Corp. View filing → $559K
30,000 sh × $18.62
Exec Nov 18 2024
Filed Nov 19 2024 · 5:30 PM ET